It has 1 significant figure.
Here is one significant figure.
4 significant figures.
Significant Figures: 1
5 significant figures.
The number of significant figures is one.
The number 20000 only has 1 significant figure.
4 significant figures.
1 significant figure.
there are 2 significant figures
4 significant figures.
2 significant figures.
4 significant figures.
Significant Figures: 1
5 significant figures.
0.007001 has four significant figures. The leading zeroes are not significant. The zeroes between the 7 and 1 are significant because they are between two significant figures (7 and 1).
there are 2 significant figures in 21000 2 & 1 are the significant figures.
The number 20000 only has 1 significant figure.
The number of significant figures is one.